How do I install Mob Spawner Tweaks?

Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. Download the .jar. Put it in the .minecraft/mods folder and launch that loader profile. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does Mob Spawner Tweaks work with?

The listing gives Minecraft 1.21.11. This is the version stated by the author or source site, not something we verified ourselves.

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Mob Spawner Tweaks

Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.

by Prunty · on Modrinth

Fully configurable mob spawners for Fabric. Change spawn delay, spawn count, activation range, nearby mob cap, and more to tune farms and server balance.

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

Configurable Spawners Plus

Control how mob spawners behave without datapacks, command blocks, or messy workarounds.

Configurable Spawners Plus lets you adjust the most important spawner settings in one simple config file, making it ideal for survival servers, custom packs, farm balancing, and admin-controlled gameplay tweaks.

What it does

Change minimum and maximum spawn delay
Change spawn count per cycle
Change spawn range
Change required player range
Change maximum nearby entities before the spawner pauses

Why use it

Speed up or slow down mob farms
Balance survival progression
Reduce lag from overactive spawners
Make exploration structures more dangerous or more forgiving
Tune vanilla gameplay without custom command setups

Config options

Config file: config/configurable-spawners-plus.json

spawn_delay_min
spawn_delay_max
spawn_count
spawn_range
max_nearby_entities
required_player_range

Server/client

Works in singleplayer and multiplayer
Server-side friendly
Clients do not need the mod installed when used on a server

Requirements

Fabric Loader
Fabric API

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft version listed: 1.21.11
How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

File checked by MCModsHub

Ships as configurable-spawners-plus-1.0.0-mc1.21.11.jar — drop this file into the mods folder
Download size: 6 KB
Download link checked 12 Oct 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

All Mods for Java All Minecraft Java mods Java mods for 1.21